491474308

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{829}}^1\times {\mathrm{877}}^1$

素因数の和:1736

約数の個数: 36

約数和(自身を含む): 933515940

約数和(自身を除く): 442041632

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 829, 877, 1658, 1754, 3316, 3508, 10777, 11401, 21554, 22802, 43108, 45604, 140101, 148213, 280202, 296426, 560404, 592852, 727033, 1454066, 2908132, 9451429, 18902858, 37805716, 122868577, 245737154, 491474308]

約数ペア:

[(1, 491474308), (2, 245737154), (4, 122868577), (13, 37805716), (26, 18902858), (52, 9451429), (169, 2908132), (338, 1454066), (676, 727033), (829, 592852), (877, 560404), (1658, 296426), (1754, 280202), (3316, 148213), (3508, 140101), (10777, 45604), (11401, 43108), (21554, 22802)]